body {
    max-width: 980px;
    margin: 0 auto;
    padding: 20px;
}

a {
    font-size: 16px;
    color: rgb(83, 97, 221);
}

a:hover {
    color: rgb(102, 114, 224);
    text-decoration: underline;
}

h1 {
    margin: 0 0 20px 0;
    padding-left: 15px;
    line-height: 30px;
    font-size: 30px;
    border-left: 4px solid rgb(83, 97, 221);
}

h2 {
    margin: 0 0 20px 0;
    font-size: 18px;
    font-weight: 100;
    color: #999;
}

main {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
    gap: 1rem;
}

.link-box {
    justify-self: end;
    align-self: end;
}

section {
    padding: 0 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
}

section:hover {
    border: 1px solid rgb(83, 97, 221);
}

section p {
    height: 20px;
    font-size: 12px;
    color: #333;
}

section h2 {
    margin: 10px 0 0;
    font-size: 18px;
    color: #333;
    font-weight: 400;
}

section h3 {
    margin: 0 0 10px 0;
    font-size: 14px;
    color: #999;
    font-weight: 100;
}

section div {
    display: flex;
    align-items: stretch;
}
section input {
    flex: 1;
    box-sizing: border-box;
    margin-right: 20px;
    border-radius: 3px;
    color: #333;
    line-height: 25px;
    font-size: 12px;
    padding: 0 15px;
    outline: none;
    box-shadow: none;
    border: 1px solid #b6b5b5;
}

section input::placeholder {
    color: #999;
}

section button {
    width: 100px;
    line-height: 25px;
    color: #fff;
    cursor: pointer;
    border-radius: 3px;
    outline-color: #999;
    background-color: rgb(83, 97, 221);
}

section.disabled {
    opacity: .6;
}

section.disabled:hover {
    cursor: not-allowed;
    border-color: #ddd;
}

section.disabled button {
    background-color: #999;
}

section.disabled button:hover {
    cursor: not-allowed;
    background-color: #999;
}

section.disabled input:hover {
    cursor: not-allowed;
}

section button:hover {
    background-color: rgb(102, 114, 224);
}

section button:focus {
    outline: none;
}

section p {
    margin: 6px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.iframe {
    padding-top: 20px;
}

.iframe h3 {
    margin: 10px 0 0 0;
}

iframe {
    width: 100%;
    height: 350px;
    border: 1px dashed #f21421;
}
